package io;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.nio.charset.StandardCharsets;

public class Test00 {
    public static void main(String[] args) throws IOException {
//        File file = new File("fos.txt");
//        FileInputStream fis = new FileInputStream(file);
//        byte[] data = new byte[(int)file.length()];
//        fis.read(data);
//        System.out.println(data.length);
//        System.out.println(Integer.toBinaryString(data[0]));
//        System.out.println(data[0]);
//        System.out.println(data[1]);
//        System.out.println(data[2]);
//        System.out.println(data[3]);
//        System.out.println(data[4]);
//        System.out.println(data[5]);
//        System.out.println(data[6]);
//        String str = new String(data, StandardCharsets.UTF_8);
//        System.out.println(str);

        Integer a = 10;
        byte[] data = new byte[4];
//        data[0] = (byte)a;
        System.out.println(data.length);
    }
}
